[ARM] 5259/2: [AT91] PWM LEDs on AT91SAM9263-EK

[linux-2.6-omap-h63xx.git] / arch / arm / mach-at91 / board-sam9263ek.c

diff --git a/arch/arm/mach-at91/board-sam9263ek.c b/arch/arm/mach-at91/board-sam9263ek.c
index 63121197f8c92573ceca028f5bfd9f1aa0464e67..2924b6884fe25b9f38e332aa32f213ef868a1e3d 100644 (file)
--- a/arch/arm/mach-at91/board-sam9263ek.c
+++ b/arch/arm/mach-at91/board-sam9263ek.c
@@ -26,13 +26,14 @@
 #include <linux/platform_device.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/ads7846.h>
+#include <linux/i2c/at24.h>
 #include <linux/fb.h>
 #include <linux/gpio_keys.h>
 #include <linux/input.h>
+#include <linux/leds.h>
 
 #include <video/atmel_lcdc.h>
 
-#include <asm/hardware.h>
 #include <asm/setup.h>
 #include <asm/mach-types.h>
 #include <asm/irq.h>
@@ -41,9 +42,10 @@
 #include <asm/mach/map.h>
 #include <asm/mach/irq.h>
 
-#include <asm/arch/board.h>
-#include <asm/arch/gpio.h>
-#include <asm/arch/at91sam9_smc.h>
+#include <mach/hardware.h>
+#include <mach/board.h>
+#include <mach/gpio.h>
+#include <mach/at91sam9_smc.h>
 
 #include "generic.h"
 
@@ -172,11 +174,11 @@ static struct mtd_partition __initdata ek_nand_partition[] = {
        {
                .name   = "Partition 1",
                .offset = 0,
-               .size   = 64 * 1024 * 1024,
+               .size   = SZ_64M,
        },
        {
                .name   = "Partition 2",
-               .offset = 64 * 1024 * 1024,
+               .offset = MTDPART_OFS_NXTBLK,
                .size   = MTDPART_SIZ_FULL,
        },
 };
@@ -202,13 +204,31 @@ static struct atmel_nand_data __initdata ek_nand_data = {
 };
 
 
+/*
+ * I2C devices
+ */
+static struct at24_platform_data at24c512 = {
+       .byte_len       = SZ_512K / 8,
+       .page_size      = 128,
+       .flags          = AT24_FLAG_ADDR16,
+};
+
+
+static struct i2c_board_info __initdata ek_i2c_devices[] = {
+       {
+               I2C_BOARD_INFO("24c512", 0x50),
+               .platform_data = &at24c512,
+       },
+       /* more devices can be added using expansion connectors */
+};
+
 /*
  * LCD Controller
  */
 #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
 static struct fb_videomode at91_tft_vga_modes[] = {
        {
-               .name           = "TX09D50VM1CCA @ 60",
+               .name           = "TX09D50VM1CCA @ 60",
                .refresh        = 60,
                .xres           = 240,          .yres           = 320,
                .pixclock       = KHZ2PICOS(4965),
@@ -224,7 +244,7 @@ static struct fb_videomode at91_tft_vga_modes[] = {
 
 static struct fb_monspecs at91fb_default_monspecs = {
        .manufacturer   = "HIT",
-       .monitor        = "TX09D70VM1CCA",
+       .monitor        = "TX09D70VM1CCA",
 
        .modedb         = at91_tft_vga_modes,
        .modedb_len     = ARRAY_SIZE(at91_tft_vga_modes),
@@ -235,7 +255,7 @@ static struct fb_monspecs at91fb_default_monspecs = {
 };
 
 #define AT91SAM9263_DEFAULT_LCDCON2    (ATMEL_LCDC_MEMOR_LITTLE \
-                                       | ATMEL_LCDC_DISTYPE_TFT    \
+                                       | ATMEL_LCDC_DISTYPE_TFT \
                                        | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
 
 static void at91_lcdc_power_control(int on)
@@ -320,25 +340,32 @@ static struct atmel_ac97_data ek_ac97_data = {
  * LEDs ... these could all be PWM-driven, for variable brightness
  */
 static struct gpio_led ek_leds[] = {
-       {       /* "left" led, green, userled1, pwm1 */
-               .name                   = "ds1",
-               .gpio                   = AT91_PIN_PB8,
-               .active_low             = 1,
-               .default_trigger        = "mmc0",
-       },
-       {       /* "right" led, green, userled2, pwm2 */
+       {       /* "right" led, green, userled2 (could be driven by pwm2) */
                .name                   = "ds2",
                .gpio                   = AT91_PIN_PC29,
                .active_low             = 1,
                .default_trigger        = "nand-disk",
        },
-       {       /* "power" led, yellow, pwm0 */
+       {       /* "power" led, yellow (could be driven by pwm0) */
                .name                   = "ds3",
                .gpio                   = AT91_PIN_PB7,
                .default_trigger        = "heartbeat",
        }
 };
 
+/*
+ * PWM Leds
+ */
+static struct gpio_led ek_pwm_led[] = {
+       /* For now only DS1 is PWM-driven (by pwm1) */
+       {
+               .name                   = "ds1",
+               .gpio                   = 1,    /* is PWM channel number */
+               .active_low             = 1,
+               .default_trigger        = "none",
+       }
+};
+
 
 static void __init ek_board_init(void)
 {
@@ -360,7 +387,7 @@ static void __init ek_board_init(void)
        /* NAND */
        at91_add_device_nand(&ek_nand_data);
        /* I2C */
-       at91_add_device_i2c(NULL, 0);
+       at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices));
        /* LCD Controller */
        at91_add_device_lcdc(&ek_lcdc_data);
        /* Push Buttons */
@@ -369,6 +396,7 @@ static void __init ek_board_init(void)
        at91_add_device_ac97(&ek_ac97_data);
        /* LEDs */
        at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
+       at91_pwm_leds(ek_pwm_led, ARRAY_SIZE(ek_pwm_led));
 }
 
 MACHINE_START(AT91SAM9263EK, "Atmel AT91SAM9263-EK")